<script setup>
import { User, Lock } from '@element-plus/icons-vue'
import { ref, watch } from 'vue'
import { userRegisterService, userLoginService } from '../../api/user'
import { useUserStore } from '../../stores'
import { useRouter } from 'vue-router'
import EntryButton from './components/EntryButton.vue'
// import { onMounted } from 'vue'

// onMounted(() => {
//   //判断有没有token
//   isRegister.value = userStore.token === ''
// })

const router = useRouter()
const isRegister = ref(false)
const formModel = ref({
  username: '',
  password: '',
  repassword: ''
})
const rules = {
  username: [
    { required: true, message: '请输入用户名', trigger: 'blur' },
    { min: 5, max: 10, message: '用户名必须是5-10位的字符', trigger: 'blur' }
  ],
  password: [
    { required: true, message: '请输入密码', trigger: 'blur' },
    {
      pattern: /^\S{6,15}$/,
      message: '密码必须是6-15位的非空字符',
      trigger: 'blur'
    }
  ],
  repassword: [
    { required: true, message: '请再次输入密码', trigger: 'blur' },
    {
      pattern: /^\S{6,15}$/,
      message: '密码必须是6-15的非空字符',
      trigger: 'blur'
    },
    {
      validator: (rule, value, callback) => {
        if (value !== formModel.value.password) {
          callback(new Error('两次输入密码不一致!'))
        } else {
          callback()
        }
      },
      trigger: 'blur'
    }
  ]
}
const form = ref()
const userStore = useUserStore()

//注册
const register = async () => {
  await form.value.validate()
  console.log('开始发送请求')
  const res = await userRegisterService(formModel.value)
  console.log(res)
  ElMessage.success('注册成功')
  isRegister.value = !isRegister.value
}
//登录
const login = async () => {
  await form.value.validate()
  console.log('开始发送请求')
  const res = await userLoginService(formModel.value)
  console.log(res);
  userStore.user= res.data.data
  userStore.setToken(res.data.data.token)
  ElMessage.success('登录成功')
  router.push('/')
}

//监视isRegister的变化
watch(isRegister, () => {
  formModel.value = {
    username: '',
    password: '',
    repassword: ''
  }
})
</script>

<template>
  <el-row class="login-page">
    <el-col :span="12" class="bg"></el-col>

    <el-col :span="6" :offset="3" class="form">
      <el-form
        :model="formModel"
        :rules="rules"
        ref="form"
        size="large"
        autocomplete="off"
        v-if="isRegister"
      >
        <el-form-item>
          <h1>注册</h1>
        </el-form-item>

        <el-form-item prop="username">
          <el-input
            v-model="formModel.username"
            :prefix-icon="User"
            placeholder="请输入用户名"
          ></el-input>
        </el-form-item>

        <el-form-item prop="password">
          <el-input
            v-model="formModel.password"
            :prefix-icon="Lock"
            type="password"
            placeholder="请输入密码"
          ></el-input>
        </el-form-item>

        <el-form-item prop="repassword">
          <el-input
            v-model="formModel.repassword"
            :prefix-icon="Lock"
            type="password"
            placeholder="请再次输入密码"
          ></el-input>
        </el-form-item>

        <el-form-item>
          <!-- <el-button @click="register" class="button" type="primary" auto-insert-space>
            注册
          </el-button> -->
          <EntryButton @click="register">注册</EntryButton>
        </el-form-item>

        <el-form-item class="flex">
          <el-link type="info" :underline="false" @click="isRegister = false"> ← 返回 </el-link>
        </el-form-item>
      </el-form>

      <el-form :model="formModel" :rules="rules" ref="form" size="large" autocomplete="off" v-else>
        <el-form-item>
          <h1>登录</h1>
        </el-form-item>

        <el-form-item prop="username">
          <el-input
            v-model="formModel.username"
            :prefix-icon="User"
            placeholder="请输入用户名"
          ></el-input>
        </el-form-item>

        <el-form-item prop="password">
          <el-input
            v-model="formModel.password"
            name="password"
            :prefix-icon="Lock"
            type="password"
            placeholder="请输入密码"
          ></el-input>
        </el-form-item>

        <el-form-item class="flex">
          <div class="flex">
            <el-checkbox>记住我</el-checkbox>

            <el-link type="primary" :underline="false">忘记密码？</el-link>
          </div>
        </el-form-item>

        <el-form-item>
          <!-- <el-button @click="login" class="button" type="primary" auto-insert-space>登录</el-button> -->
          <EntryButton @click="login">登录</EntryButton>
        </el-form-item>

        <el-form-item class="flex">
          <el-link type="info" :underline="false" @click="isRegister = true"> 注册 → </el-link>
        </el-form-item>
      </el-form>
    </el-col>
  </el-row>
</template>

<style lang="scss" scoped>
.login-page {
  height: 100vh;
  background-color: #fff;
  .bg {
    background:
      url('@/assets/logo2.svg') no-repeat 60% center / 240px auto,
      url('@/assets/login_bg.png') no-repeat center / cover;
    border-radius: 0 20px 20px 0;
  }
  .form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    user-select: none;
    .title {
      margin: 0 auto;
    }
    .button {
      width: 100%;
    }
    .flex {
      width: 100%;
      display: flex;
      justify-content: space-between;
    }
  }
  @media (max-width: 768px) {
    .form {
      margin:auto
    }
    .bg {
      display: none;
    }
  }
}
</style>
